/**
 * Copyright 2011 Honeywell Federal Manufacturing & Technologies, LLC. This material was produced under U.S. Government
 * contract DE-ACO4-01AL66850, Honeywell Federal Manufacturing & Technologies, LLC, (FM&T) with the U. S. Department of
 * Energy for the operation of the Kansas City Plant . The U.S. Government has rights to use, reproduce, and distribute
 * this software.  NEITHER THE GOVERNMENT NOR Honeywell Federal Manufacturing & Technologies, LLC, MAKES ANY WARRANTY,
 * EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE.  If software is modified to produce
 * derivative works, such modified software should be clearly marked, so as not to confuse it with the version available
 * from FM&T.
 *
 * Additionally, this program is free software; you can redistribute it and/or modify it under the terms of the GNU
 * General Public License Version 3 published by the Free Software Foundation. Accordingly, this program is distributed in
 * the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this library.
 * If not, see http://www.gnu.org/licenses/.
 */
package org.braintrain.tapestry.view;

import org.apache.tapestry.IExternalPage;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.PageRedirectException;
import org.apache.tapestry.annotations.Persist;
import org.braintrain.domain.Navigation;

/**
 * @author John Ericksen
 */
public abstract class LinkChooser extends BrainTrainSecuredBasePage implements IExternalPage {

    @Persist
    public abstract Long getNavigationId() ;
    public abstract void setNavigationId(Long id);

    public Navigation getNavigation(){
        return getGenericService().getById(Navigation.class, getNavigationId());
    }

    public void activateExternalPage(Object[] inputs, IRequestCycle iRequestCycle) {
        if(inputs.length == 1 && inputs[0] instanceof Long){
            setNavigationId((Long) inputs[0]);
        }
        else{
            throw new PageRedirectException("NotAuthorized");
        }
    }
    
    //check for content creator
}
